[ 39.411753] ------------[ cut here ]------------ [ 39.412668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.414744] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.416194] Modules linked in: [ 39.416831] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.419103] Tainted: [W]=WARN [ 39.419760] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.421227] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.422165] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.425292] RSP: 0018:ffff888015c6fbc0 EFLAGS: 00010286 [ 39.426283] RAX: 0000000000000000 RBX: ffffed1002b8df78 RCX: ffffffff813a4050 [ 39.427551] RDX: ffff888018d68000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.428818] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8df2f [ 39.430121] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.431405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c6fdf8 [ 39.432696] FS: 00007f96cc99f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.434161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.435235] CR2: 00007ffe6272def8 CR3: 000000000da6d000 CR4: 0000000000350ef0 [ 39.436517] Call Trace: [ 39.436987] [ 39.437402] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.438333] ? __create_object+0x59/0x80 [ 39.439110] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.440099] __vmalloc_noprof+0x59/0x60 [ 39.440864] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.441761] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.442710] bpf_prog_alloc+0x39/0x200 [ 39.443407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.444336] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.445257] do_seccomp+0x349/0x25e0 [ 39.446016] ? find_held_lock+0x2b/0x80 [ 39.446785] ? do_prlimit+0x310/0x610 [ 39.447548] ? __pfx_do_seccomp+0x10/0x10 [ 39.448293] ? do_raw_spin_unlock+0x53/0x220 [ 39.449130] ? _raw_spin_unlock+0x1e/0x40 [ 39.449937] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.450908] ? static_key_count+0x60/0x80 [ 39.451705] prctl_set_seccomp+0x4e/0x70 [ 39.452423] __do_sys_prctl+0xe6c/0x1d70 [ 39.453208] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.454080] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.455047] ? irqentry_exit+0xf3/0x650 [ 39.456520] do_syscall_64+0xbf/0x430 [ 39.457216] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.458193] RIP: 0033:0x7f96cce915cd [ 39.458893] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.462076] RSP: 002b:00007ffe6272c1a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.463420] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96cce915cd [ 39.464702] RDX: 00005564ee808e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.465998] RBP: 00007ffe6272c200 R08: 0000000000000000 R09: 00007ffe6272b8a0 [ 39.467080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556522b75ad0 [ 39.468145] R13: 00007ffe6272c630 R14: 0000556522b76bc0 R15: 0000556522b87780 [ 39.469232] [ 39.469619] irq event stamp: 1807 [ 39.470159] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 39.471451] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.472735] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 39.474064] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 39.475323] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.824769] ------------[ cut here ]------------ [ 41.825699] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.827741] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.829164] Modules linked in: [ 41.829802] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.831747] Tainted: [W]=WARN [ 41.832282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.833743] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.834642] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.837690] RSP: 0018:ffff8880165cfbc0 EFLAGS: 00010286 [ 41.838652] RAX: 0000000000000000 RBX: ffffed1002cb9f78 RCX: ffffffff813a4050 [ 41.839878] RDX: ffff8880168a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.841104] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb9f2f [ 41.842341] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.843614] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165cfdf8 [ 41.844872] FS: 00007f288dcb5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.846305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.847352] CR2: 00007f288e1a7580 CR3: 000000000c273000 CR4: 0000000000350ef0 [ 41.848600] Call Trace: [ 41.849055] [ 41.849496] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.850335] ? __create_object+0x59/0x80 [ 41.851104] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.852058] __vmalloc_noprof+0x59/0x60 [ 41.852788] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.853643] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.854569] bpf_prog_alloc+0x39/0x200 [ 41.855233] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.856144] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.857031] do_seccomp+0x349/0x25e0 [ 41.857750] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.858640] ? __pfx_do_seccomp+0x10/0x10 [ 41.859363] ? find_held_lock+0x2b/0x80 [ 41.860101] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.861042] ? static_key_count+0x60/0x80 [ 41.861830] prctl_set_seccomp+0x4e/0x70 [ 41.862601] __do_sys_prctl+0xe6c/0x1d70 [ 41.863328] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.864159] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.865104] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.866071] ? irqentry_exit+0xf3/0x650 [ 41.866823] do_syscall_64+0xbf/0x430 [ 41.867556] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.868491] RIP: 0033:0x7f288e1a75cd [ 41.869132] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.872207] RSP: 002b:00007ffe3b401f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.873542] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f288e1a75cd [ 41.874821] RDX: 000055e094254e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.876074] RBP: 00007ffe3b401fa0 R08: 0000000000000000 R09: 00007ffe3b401640 [ 41.877329] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e0ae545240 [ 41.878762] R13: 00007ffe3b4023d0 R14: 000055e0ae544bf0 R15: 000055e0ae5594d0 [ 41.880115] [ 41.880584] irq event stamp: 1749 [ 41.881279] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 41.882853] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 41.884076] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 41.885305] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 41.886523] ---[ end trace 0000000000000000 ]--- [ 42.494898] ------------[ cut here ]------------ [ 42.495882] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.497977] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.499455] Modules linked in: [ 42.500050] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.502083] Tainted: [W]=WARN [ 42.502694] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.504186] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.505112] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.508390] RSP: 0018:ffff88801715fbc0 EFLAGS: 00010286 [ 42.509406] RAX: 0000000000000000 RBX: ffffed1002e2bf78 RCX: ffffffff813a4050 [ 42.510785] RDX: ffff8880191e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.512082] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2bf2f [ 42.513381] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.514715] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801715fdf8 [ 42.516017] FS: 00007f6a2bd6c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.517475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.518591] CR2: 00007ffe9c8dbef8 CR3: 000000001facf000 CR4: 0000000000350ef0 [ 42.519892] Call Trace: [ 42.520363] [ 42.520822] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.521760] ? __create_object+0x59/0x80 [ 42.522582] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.523568] __vmalloc_noprof+0x59/0x60 [ 42.524294] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.525180] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.526163] bpf_prog_alloc+0x39/0x200 [ 42.526911] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.527850] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.528766] do_seccomp+0x349/0x25e0 [ 42.529499] ? find_held_lock+0x2b/0x80 [ 42.530268] ? do_prlimit+0x310/0x610 [ 42.531025] ? __pfx_do_seccomp+0x10/0x10 [ 42.531831] ? do_raw_spin_unlock+0x53/0x220 [ 42.532675] ? _raw_spin_unlock+0x1e/0x40 [ 42.533421] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.534468] ? static_key_count+0x60/0x80 [ 42.535235] prctl_set_seccomp+0x4e/0x70 [ 42.536021] __do_sys_prctl+0xe6c/0x1d70 [ 42.536822] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.537691] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.538711] ? irqentry_exit+0xf3/0x650 [ 42.539490] do_syscall_64+0xbf/0x430 [ 42.540190] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.541155] RIP: 0033:0x7f6a2c25e5cd [ 42.541909] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.545124] RSP: 002b:00007ffe9c8d9c10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.546547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6a2c25e5cd [ 42.547855] RDX: 0000565269e2ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.549172] RBP: 00007ffe9c8d9c70 R08: 0000000000000000 R09: 00007ffe9c8d9310 [ 42.550517] R10: 0000000000000000 R11: 0000000000000246 R12: 00005652a5cf1ad0 [ 42.551821] R13: 00007ffe9c8da0a0 R14: 00005652a5cf2bc0 R15: 00005652a5d03780 [ 42.553138] [ 42.553607] irq event stamp: 1713 [ 42.554271] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 42.555652] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 42.556934] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 42.558264] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 42.559549] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:42053' (ECDSA) to the list of known hosts. 2025/11/17 11:37:13 fuzzer started 2025/11/17 11:37:13 dialing manager at localhost:37895 2025/11/17 11:37:13 checking machine... 2025/11/17 11:37:13 checking revisions... [ 43.469352] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:37:13 testing simple program... [ 43.567482] cgroup: Unknown subsys name 'net' [ 43.631365] cgroup: Unknown subsys name 'cpuset' [ 43.645424] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:37:12 Registers: info registers vcpu 0 RAX=1ffffffff0cd2078 RBX=ffffffff866903c0 RCX=ffffffff8100012f RDX=0000000000000000 RSI=ffffffff869d7fd2 RDI=ffffffff866903c0 RBP=ffffffff866903c0 RSP=ffff888015e678a8 R8 =ffffffff869d7fd2 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffffffff866903c0 R13=ffffffff866903c0 R14=ffffffff866903c0 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000216 [----AP-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f288dcb5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e0ae546954 CR3=000000000df5a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000019dc1 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f288e26c618 CR3=000000000e00d000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=2032313a37333a313120373120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032313a37333a3131203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000